313048912

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{317}}^1$

素因数の和:548

約数の個数: 80

約数和(自身を含む): 688955904

約数和(自身を除く): 375906992

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 181, 248, 317, 341, 362, 496, 634, 682, 724, 1268, 1364, 1448, 1991, 2536, 2728, 2896, 3487, 3982, 5072, 5456, 5611, 6974, 7964, 9827, 11222, 13948, 15928, 19654, 22444, 27896, 31856, 39308, 44888, 55792, 57377, 61721, 78616, 89776, 108097, 114754, 123442, 157232, 216194, 229508, 246884, 432388, 459016, 493768, 631147, 864776, 918032, 987536, 1262294, 1729552, 1778687, 2524588, 3557374, 5049176, 7114748, 10098352, 14229496, 19565557, 28458992, 39131114, 78262228, 156524456, 313048912]

約数ペア:

[(1, 313048912), (2, 156524456), (4, 78262228), (8, 39131114), (11, 28458992), (16, 19565557), (22, 14229496), (31, 10098352), (44, 7114748), (62, 5049176), (88, 3557374), (124, 2524588), (176, 1778687), (181, 1729552), (248, 1262294), (317, 987536), (341, 918032), (362, 864776), (496, 631147), (634, 493768), (682, 459016), (724, 432388), (1268, 246884), (1364, 229508), (1448, 216194), (1991, 157232), (2536, 123442), (2728, 114754), (2896, 108097), (3487, 89776), (3982, 78616), (5072, 61721), (5456, 57377), (5611, 55792), (6974, 44888), (7964, 39308), (9827, 31856), (11222, 27896), (13948, 22444), (15928, 19654)]